The invention relates to the field of unmanned aerial vehicle surveying and mapping, in particular to an unmanned aerial vehicle for surveying and mapping. The problems of using limitation, function simplicity and the like in the prior art are solved. The unmanned aerial vehicle for surveying and mapping is invented for meeting the requirements for disaster evaluation, emergency monitoring, geographical mapping, environmental evaluation and the like. The unmanned aerial vehicle for surveying and mapping has the multiple functions of surveying, mapping, communication, rescuing, data forwarding, power generating and the like, and the functions are complete; measurement of multiple data can be achieved at the same time; a solar power generating device is arranged, the overall working time of the unmanned aerial vehicle is prolonged, and the energy-saving environment-friendly effect is achieved. The unmanned aerial vehicle has the characteristics of being portable, easy to maintain and use, low in cost, reusable and the like, has wide market demand and is easy to apply and popularize.